Order the latest edition of the vastu yantra book, Vastu Yantra Guidebook: Using Vedic Sacred Geometry to Heal and Balance Spatial Energies & Rectify Vedic Astrological Issues (January 2017 edition). 43 pages with illustrations. Information on pranaprathistha, use, effect, installation, ideal heights and best placement of yantras, Sanskrit mantras for yantras, and more. Appease and befriend planets, known in Jyotish as grahas. Increase protection and support in your life and home with Vedic sacred geometry. PDF. No shipping charge.